From 60ad2c7ae2a164d9c5b1e5682689b400ee100283 Mon Sep 17 00:00:00 2001
From: Gergely Polonkai <gergely@polonkai.eu>
Date: Wed, 27 Jun 2018 10:17:56 +0200
Subject: [PATCH] Add Vagrant related files

---
 .gitignore                                    |  2 +
 Vagrantfile                                   | 74 +++++++++++++++++++
 ansible/dev.yml                               | 23 ++++++
 ansible/install.sh                            | 12 +++
 ansible/roles/common/tasks/main.yml           |  8 ++
 ansible/roles/common/vars/main.yml            | 10 +++
 ansible/roles/gunicorn/tasks/main.yml         | 56 ++++++++++++++
 .../roles/gunicorn/templates/gunicorn.conf.j2 |  9 +++
 .../gunicorn/templates/supervisor.conf.j2     |  8 ++
 ansible/roles/nginx/handlers/main.yml         | 11 +++
 ansible/roles/nginx/tasks/main.yml            | 42 +++++++++++
 .../roles/nginx/templates/site-ssl.conf.j2    | 41 ++++++++++
 ansible/roles/nginx/templates/site.conf.j2    | 29 ++++++++
 ansible/roles/nginx/vars/main.yml             |  3 +
 ansible/roles/python/tasks/main.yml           | 22 ++++++
 calsocial/__main__.py                         |  2 +-
 16 files changed, 351 insertions(+), 1 deletion(-)
 create mode 100644 Vagrantfile
 create mode 100644 ansible/dev.yml
 create mode 100644 ansible/install.sh
 create mode 100644 ansible/roles/common/tasks/main.yml
 create mode 100644 ansible/roles/common/vars/main.yml
 create mode 100644 ansible/roles/gunicorn/tasks/main.yml
 create mode 100644 ansible/roles/gunicorn/templates/gunicorn.conf.j2
 create mode 100644 ansible/roles/gunicorn/templates/supervisor.conf.j2
 create mode 100644 ansible/roles/nginx/handlers/main.yml
 create mode 100644 ansible/roles/nginx/tasks/main.yml
 create mode 100644 ansible/roles/nginx/templates/site-ssl.conf.j2
 create mode 100644 ansible/roles/nginx/templates/site.conf.j2
 create mode 100644 ansible/roles/nginx/vars/main.yml
 create mode 100644 ansible/roles/python/tasks/main.yml

diff --git a/.gitignore b/.gitignore
index 6500dff..5234daa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,5 @@ __pycache__/
 /calsocial/translations/*/LC_MESSAGES/*.mo
 /.pytest_cache/
 /.env
+/.vagrant/
+/ansible/*.retry
diff --git a/Vagrantfile b/Vagrantfile
new file mode 100644
index 0000000..d691502
--- /dev/null
+++ b/Vagrantfile
@@ -0,0 +1,74 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+# All Vagrant configuration is done below. The "2" in Vagrant.configure
+# configures the configuration version (we support older styles for
+# backwards compatibility). Please don't change it unless you know what
+# you're doing.
+Vagrant.configure("2") do |config|
+  # The most common configuration options are documented and commented below.
+  # For a complete reference, please see the online documentation at
+  # https://docs.vagrantup.com.
+
+  # Every Vagrant development environment requires a box. You can search for
+  # boxes at https://vagrantcloud.com/search.
+  config.vm.box = 'fedora/28-cloud-base'
+
+  # Disable automatic box update checking. If you disable this, then
+  # boxes will only be checked for updates when the user runs
+  # `vagrant box outdated`. This is not recommended.
+  # config.vm.box_check_update = false
+
+  # Create a forwarded port mapping which allows access to a specific port
+  # within the machine from a port on the host machine. In the example below,
+  # accessing "localhost:8080" will access port 80 on the guest machine.
+  # NOTE: This will enable public access to the opened port
+  config.vm.network "forwarded_port", guest: 80, host: 8080
+
+  # Create a forwarded port mapping which allows access to a specific port
+  # within the machine from a port on the host machine and only allow access
+  # via 127.0.0.1 to disable public access
+  # config.vm.network "forwarded_port", guest: 80, host: 8080, host_ip: "127.0.0.1"
+
+  # Create a private network, which allows host-only access to the machine
+  # using a specific IP.
+  # config.vm.network "private_network", ip: "192.168.33.10"
+
+  # Create a public network, which generally matched to bridged network.
+  # Bridged networks make the machine appear as another physical device on
+  # your network.
+  # config.vm.network "public_network"
+
+  config.vm.synced_folder './', '/vagrant', type: 'sshfs'
+
+  # Share an additional folder to the guest VM. The first argument is
+  # the path on the host to the actual folder. The second argument is
+  # the path on the guest to mount the folder. And the optional third
+  # argument is a set of non-required options.
+  # config.vm.synced_folder "../data", "/vagrant_data"
+
+  # Provider-specific configuration so you can fine-tune various
+  # backing providers for Vagrant. These expose provider-specific options.
+  # Example for VirtualBox:
+  #
+  # config.vm.provider "virtualbox" do |vb|
+  #   # Display the VirtualBox GUI when booting the machine
+  #   vb.gui = true
+  #
+  #   # Customize the amount of memory on the VM:
+  #   vb.memory = "1024"
+  # end
+  #
+  # View the documentation for the provider you are using for more
+  # information on available options.
+
+  # Enable provisioning with a shell script. Additional provisioners such as
+  # Puppet, Chef, Ansible, Salt, and Docker are also available. Please see the
+  # documentation for more information about their specific syntax and use.
+  config.vm.provision "ansible_local" do |ansible|
+    ansible.compatibility_mode = '2.0'
+    ansible.install = true
+    ansible.provisioning_path = '/vagrant/ansible'
+    ansible.playbook = 'dev.yml'
+  end
+end
diff --git a/ansible/dev.yml b/ansible/dev.yml
new file mode 100644
index 0000000..f84b1f6
--- /dev/null
+++ b/ansible/dev.yml
@@ -0,0 +1,23 @@
+---
+
+- name: Configuration for local development on Vagrant
+  hosts: all
+  become: yes
+  vars:
+    user_name: vagrant
+    group_name: vagrant
+
+  roles:
+    - common
+    - python
+    - role: gunicorn
+      autostart: false
+      enabled: false
+    - role: nginx
+      use_ssl: false
+      enabled: false
+
+  tasks:
+    - name: Allow virtualenv python to bind to port 80
+      command: setcap cap_net_bind_service=ep /usr/bin/python3.6
+      changed_when: false
diff --git a/ansible/install.sh b/ansible/install.sh
new file mode 100644
index 0000000..2acd7fa
--- /dev/null
+++ b/ansible/install.sh
@@ -0,0 +1,12 @@
+#! /usr/bin/env bash
+
+if [ ! -f /etc/ansible/hosts ]
+then
+    echo "Installing Ansible..."
+    sudo dnf remove ansible
+    sudo dnf install ansible-python3
+
+    printf 'localhost\n' | sudo tee /etc/ansible/hosts > /dev/null
+fi
+
+echo "Ansible is installed."
diff --git a/ansible/roles/common/tasks/main.yml b/ansible/roles/common/tasks/main.yml
new file mode 100644
index 0000000..289c1de
--- /dev/null
+++ b/ansible/roles/common/tasks/main.yml
@@ -0,0 +1,8 @@
+---
+
+- name: Install required packages
+  dnf:
+    name: "{{ item }}"
+    state: present
+  with_items:
+    - libselinux-python
diff --git a/ansible/roles/common/vars/main.yml b/ansible/roles/common/vars/main.yml
new file mode 100644
index 0000000..c8be33d
--- /dev/null
+++ b/ansible/roles/common/vars/main.yml
@@ -0,0 +1,10 @@
+---
+
+# Project name
+project_name: calendar.social
+
+# Project path
+project_path: /vagrant
+
+# Flask app path
+application_path: /vagrant/app
diff --git a/ansible/roles/gunicorn/tasks/main.yml b/ansible/roles/gunicorn/tasks/main.yml
new file mode 100644
index 0000000..9465521
--- /dev/null
+++ b/ansible/roles/gunicorn/tasks/main.yml
@@ -0,0 +1,56 @@
+---
+
+- name: Install Supervisor
+  dnf:
+    name: "{{ item }}"
+    state: present
+  with_items:
+    - supervisor
+
+- name: Start supervisord
+  service:
+    name: supervisord
+    state: restarted
+
+- name: Create the Gunicorn config directory
+  file:
+    path: /etc/gunicorn
+    state: directory
+    owner: "{{ user_name }}"
+    group: "{{ group_name }}"
+    mode: 0700
+
+- name: Create the Gunicorn config file in /etc/gunicorn
+  template:
+    src: gunicorn.conf.j2
+    dest: /etc/gunicorn/gunicorn.conf
+
+- name: Create the Gunicorn log directory
+  file:
+    path: /var/log/gunicorn
+    state: directory
+    owner: "{{ user_name }}"
+    group: "{{ group_name }}"
+    mode: 0700
+
+- name: Create the Supervisor config file for Gunicorn
+  template:
+    src: supervisor.conf.j2
+    dest: /etc/supervisord.d/gunicorn.ini
+
+- name: Re-read the Supervisor config files
+  supervisorctl:
+    name: gunicorn
+    state: present
+
+- name: Start Gunicorn with supervisord
+  supervisorctl:
+    name: gunicorn
+    state: restarted
+  when: enabled
+
+- name: Stop Gunicorn for local dev
+  supervisorctl:
+    name: gunicorn
+    state: stopped
+  when: not enabled
diff --git a/ansible/roles/gunicorn/templates/gunicorn.conf.j2 b/ansible/roles/gunicorn/templates/gunicorn.conf.j2
new file mode 100644
index 0000000..89df143
--- /dev/null
+++ b/ansible/roles/gunicorn/templates/gunicorn.conf.j2
@@ -0,0 +1,9 @@
+import multiprocessing
+
+workers = multiprocessing.cpu_count() * 2 + 1
+proc_name = 'gunicorn'
+bind = '127.0.0.1:8000'
+errorlog = '/var/log/gunicorn/gunicorn-error.log'
+accesslog = '/var/log/gunicorn/gunicorn-access.log'
+loglevel = 'warning'
+timeout = 60
diff --git a/ansible/roles/gunicorn/templates/supervisor.conf.j2 b/ansible/roles/gunicorn/templates/supervisor.conf.j2
new file mode 100644
index 0000000..cc61cad
--- /dev/null
+++ b/ansible/roles/gunicorn/templates/supervisor.conf.j2
@@ -0,0 +1,8 @@
+[program:gunicorn]
+command=pipenv run gunicorn wsgi:app -c /etc/gunicorn/gunicorn.conf --pythonpath {{ application_path }}
+directory={{ application_path }}
+user={{ user_name }}
+group={{ group_name }}
+autorestart=true
+autostart={{ autostart | bool | lower }}
+redirect_stderr=true
\ No newline at end of file
diff --git a/ansible/roles/nginx/handlers/main.yml b/ansible/roles/nginx/handlers/main.yml
new file mode 100644
index 0000000..0cb7296
--- /dev/null
+++ b/ansible/roles/nginx/handlers/main.yml
@@ -0,0 +1,11 @@
+---
+
+- name: Reload Nginx
+  service:
+    name: nginx
+    state: reloaded
+
+- name: Stop Nginx
+  service:
+    name: nginx
+    state: stopped
diff --git a/ansible/roles/nginx/tasks/main.yml b/ansible/roles/nginx/tasks/main.yml
new file mode 100644
index 0000000..0c7db43
--- /dev/null
+++ b/ansible/roles/nginx/tasks/main.yml
@@ -0,0 +1,42 @@
+---
+
+- name: Install Nginx
+  dnf:
+    name: "{{ item }}"
+    state: present
+  with_items:
+    - nginx
+
+- name: Create the Nginx configuration file for SSL
+  template:
+    src: site-ssl.conf.j2
+    dest: /etc/nginx/conf.d/{{ project_name }}-ssl.conf
+  when: use_ssl
+  notify: Reload Nginx
+
+- name: Create the Nginx configuration file (non-SSL)
+  template:
+    src: site.conf.j2
+    dest: /etc/nginx/conf.d/{{ project_name }}.conf
+  when: not use_ssl
+  notify: Reload Nginx
+
+- name: Ensure that the default site is removed
+  file:
+    path: /etc/nginx/conf.d/default.conf
+    state: absent
+
+- name: Ensure Nginx service is started, enable service on restart
+  service:
+    name: nginx
+    state: restarted
+    enabled: yes
+  when: enabled
+
+- name: Stop nginx for local dev, disable service
+  service:
+    name: nginx
+    state: stopped
+    enabled: no
+  notify: Stop Nginx
+  when: not enabled
diff --git a/ansible/roles/nginx/templates/site-ssl.conf.j2 b/ansible/roles/nginx/templates/site-ssl.conf.j2
new file mode 100644
index 0000000..fdebd41
--- /dev/null
+++ b/ansible/roles/nginx/templates/site-ssl.conf.j2
@@ -0,0 +1,41 @@
+upstream appserver {
+  server localhost:8000 fail_timeout=0;
+}
+
+server {
+  listen 80;
+  return 301 https://$host$request_uri;
+}
+
+server {
+  listen 443 ssl deferred;
+  server_name {{ host_name }};
+
+  ssl_certificate {{ home_path }}/{{ project_name }}.crt;
+  ssl_certificate_key {{ home_path }}/{{ project_name }}.key;
+  ssl_session_cache shared:SSL:32m;
+  ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
+  ssl_ciphers HIGH:!aNULL:!eNULL:!EXPORT:!CAMELLIA:!DES:!MD5:!PSK:!RC4;
+  ssl_prefer_server_ciphers on;
+
+  access_log /var/log/nginx/{{ project_name }}.access.log;
+  error_log /var/log/nginx/{{ project_name }}.error.log info;
+
+  keepalive_timeout 5;
+
+  location /static {
+    alias {{ project_path }}/static;
+  }
+
+  location / {
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header Host $http_host;
+    proxy_redirect off;
+    proxy_read_timeout 180s;
+
+    if (!-f $request_filename) {
+      proxy_pass http://appserver;
+      break;
+    }
+  }
+}
diff --git a/ansible/roles/nginx/templates/site.conf.j2 b/ansible/roles/nginx/templates/site.conf.j2
new file mode 100644
index 0000000..09dd249
--- /dev/null
+++ b/ansible/roles/nginx/templates/site.conf.j2
@@ -0,0 +1,29 @@
+upstream appserver {
+  server localhost:8000 fail_timeout=0;
+}
+
+server {
+  listen 80;
+  server_name {{ host_name }};
+
+  access_log /var/log/nginx/{{ project_name }}.access.log;
+  error_log /var/log/nginx/{{ project_name }}.error.log info;
+
+  keepalive_timeout 5;
+
+  location /static {
+    alias {{ project_path }}/static;
+  }
+
+  location / {
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header Host $http_host;
+    proxy_redirect off;
+    proxy_read_timeout 180s;
+
+    if (-f $request_filename) {
+      proxy_pass http://appserver;
+      break;
+    }
+  }
+}
diff --git a/ansible/roles/nginx/vars/main.yml b/ansible/roles/nginx/vars/main.yml
new file mode 100644
index 0000000..3fd5904
--- /dev/null
+++ b/ansible/roles/nginx/vars/main.yml
@@ -0,0 +1,3 @@
+---
+
+host_name: calendar-social.local
diff --git a/ansible/roles/python/tasks/main.yml b/ansible/roles/python/tasks/main.yml
new file mode 100644
index 0000000..689234e
--- /dev/null
+++ b/ansible/roles/python/tasks/main.yml
@@ -0,0 +1,22 @@
+---
+
+- name: Install common python packages
+  dnf:
+    name: "{{ item }}"
+    state: present
+  with_items:
+    - pipenv
+
+- name: Delete Python cache files
+  command: find . -type d -name __pycache__ -exec rm -r {} +
+  args:
+    chdir: "{{ project_path }}"
+  changed_when: false
+
+- name: Install packages
+  command: pipenv install --python=/usr/bin/python3.6m --three --system --deploy
+
+- name: Install development related packages
+  command: pipenv install --python=/usr/bin/python3.6m --three --system --deploy --dev
+  args:
+    chdir: "{{ project_path }}"
diff --git a/calsocial/__main__.py b/calsocial/__main__.py
index 26c561c..8e3818c 100644
--- a/calsocial/__main__.py
+++ b/calsocial/__main__.py
@@ -6,4 +6,4 @@ from calsocial import CalendarSocialApp
 
 app = CalendarSocialApp('calsocial')
 
-app.run()
+app.run(host='0.0.0.0', port=80)